Science

Wednesday, 1 July 2026
13 facts about tears
13 facts about tears
Multipurpose liquid
Associated with emotions, tears are a product of lacrimal glands, found in the eyes of most terrestrial vertebrates. Although their primary function i ...

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Mushrooms
All fungi are foreign organisms, they can only occur in habitats containing organic compounds.
Many species for their lives require a small amount of them. They can be saprophytes feeding on dead organic matter, or parasites developing at the expense of other, living organisms.
Snow
Snow is composed of ice crystals.
Each crystal is transparent, like ice. Light is reflected and scattered at the interface between the ...
Aurora
The greatest intensity of auroras occurs at maximum solar activity - this happens every eleven years.
Then you can observe auroras also in Europe.
Cosmos
The smallest galaxy discovered so far is Segue 2, located adjacent to the Milky Way.
It is 114.000 light years away from us and is approaching at a speed of 40 km/s towards us. It is ma ...
Earth
Throughout its history, Earth has had four different atmospheres.
At first, it was surrounded by a primordial atmosphere, which consisted of the remains of proto-plan ...
lava
Magma can escape to the Earth's surface in the form of lava as a result of a volcanic eruption or through a fracture in the Earth's crust, both on land and underwater.
Lava is similar in composition to magma, but is depleted of volatile components. It consists mainly of molten oxides of silicon, iron, sodium, potassium, calcium, and other metals. 
Liver
It is the body’s largest glandular organ.
It weights approximately 1,600 grams in males and 1,400 grams in females.
Mushrooms
The fungus Ophiocordyceps unilateralis is able to take control of ants.
Fungi of the genus Cordyceps are parasitic fungi, living on animals - on insect larvae or spiders - ...
Liver
It is responsible for blood production in fetal life.
Deimos
The surface of Deimos is covered with a few craters.
These craters are less visible than on the other moon because they are filled with regolith (rock dust).